package com.geekerstar.passvalue;

import java.util.Arrays;


/**
 * @author geekerstar
 * date: 2019/2/1 11:53
 * description:
 */
public class PassValue {
    public static void main(String[] args) {
        int i = 1;
        String str = "hello";
        Integer num = 200;
        int[] arr = {1,2,3,4,5};
        MyData my = new MyData();

        change(i,str,num,arr,my);

        System.out.println("i = " + i);
        System.out.println("str = " + str);
        System.out.println("num = " + num);
        System.out.println("arr = " + Arrays.toString(arr));
        System.out.println("my.a = " + my.a);
    }
    public static void change(int j, String s, Integer n, int[] a, MyData m){
        j += 1;
        s += "world";
        n += 1;
        a[0] += 1;
        m.a += 1;
    }
}

class MyData{
    int a = 10;
}
